Fix an InjectException raised when trying to bind a class with a stringified parameter type

CHANGELOG.md

@@ -3,6 +3,10 @@
 Opyoid follows [semver guidelines](https://semver.org) for versioning.
 
 ## Unreleased
+## 2.0.2
+### Fixes
+- Fixed an InjectException raised when trying to bind a class with a stringified parameter type
+
 ## 2.0.1
 ### Fixes
 - Fixed MultiBindings not using the correct provider when having multiple ItemBindings to Providers

opyoid/provider_registry.py

@@ -38,6 +38,7 @@ def get_provider(self, target: Target[InjectedT]) -> Optional[Provider[InjectedT
                 )
             )
             if len(possible_target_types) == 1:
+                target.type = possible_target_types[0]
                 # noinspection PyTypeChecker
                 frozen_target = FrozenTarget(possible_target_types[0], target.named)
             elif possible_target_types:

tests_e2e/test_injection.py

@@ -872,6 +872,24 @@ def __init__(self, my_param: MyClass):
         self.assertIsInstance(other_parent.my_param, MyClass)
         self.assertIs(parent.my_param, other_parent.my_param)
 
+    def test_injection_with_string_type_cache_2(self):
+        class MyParentClass:
+            def __init__(self, my_param: "MyClass"):
+                self.my_param = my_param
+
+        class MyOtherParentClass:
+            def __init__(self, my_param: MyClass):
+                self.my_param = my_param
+
+        injector = self.get_injector(MyOtherParentClass, MyParentClass, MyClass)
+        parent = injector.inject(MyParentClass)
+        self.assertIsInstance(parent, MyParentClass)
+        self.assertIsInstance(parent.my_param, MyClass)
+        other_parent = injector.inject(MyOtherParentClass)
+        self.assertIsInstance(other_parent, MyOtherParentClass)
+        self.assertIsInstance(other_parent.my_param, MyClass)
+        self.assertIs(parent.my_param, other_parent.my_param)
+
     def test_private_module_multi_bind(self):
         class DependencyClass:
             pass